<div class="row-fluid">
  <div class="editor-row">
    <div class="section">
      <div class="editor-option">
       <label class="small">Filter</label>
       <input type="text" ng-model="ctrl.panel.filter" ng-change="ctrl.refresh()" placholder="Filter"></input>
      </div>
    </div>
    <div class="section">
      <div class="editor-option">
       <label class="small">Size</label>
       <input type="Number" ng-model="ctrl.panel.size" ng-change="ctrl.refresh()" placholder="Size"></input>
      </div>
    </div>
  </div>
</div>